/*
 * litchicms
 * Copyright (C) 2010-7-12 Author: tiefa(539247@qq.com)
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
var Base64 = {
    _keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
    encode : function (input) {
        var output = "";
        var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
        var i = 0;
        input = Base64._utf8_encode(input);
        while (i < input.length) {
            chr1 = input.charCodeAt(i++);
            chr2 = input.charCodeAt(i++);
            chr3 = input.charCodeAt(i++);
            enc1 = chr1 >> 2;
            enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
            enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
            enc4 = chr3 & 63;
            if (isNaN(chr2)) {
                enc3 = enc4 = 64;
            } else if (isNaN(chr3)) {
                enc4 = 64;
            }
            output = output +
            this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
            this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);

        }
        return output;
    },
    decode : function (input) {
        var output = "";
        var chr1, chr2, chr3;
        var enc1, enc2, enc3, enc4;
        var i = 0;
        input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
        while (i < input.length) {
            enc1 = this._keyStr.indexOf(input.charAt(i++));
            enc2 = this._keyStr.indexOf(input.charAt(i++));
            enc3 = this._keyStr.indexOf(input.charAt(i++));
            enc4 = this._keyStr.indexOf(input.charAt(i++));
            chr1 = (enc1 << 2) | (enc2 >> 4);
            chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
            chr3 = ((enc3 & 3) << 6) | enc4;
            output = output + String.fromCharCode(chr1);
            if (enc3 != 64) {
                output = output + String.fromCharCode(chr2);
            }
            if (enc4 != 64) {
                output = output + String.fromCharCode(chr3);
            }
        }
        output = Base64._utf8_decode(output);
        return output;
    },
    _utf8_encode : function (string) {
        string = string.replace(/\r\n/g,"\n");
        var utftext = "";
        for (var n = 0; n < string.length; n++) {
            var c = string.charCodeAt(n);
            if (c < 128) {
                utftext += String.fromCharCode(c);
            }
            else if((c > 127) && (c < 2048)) {
                utftext += String.fromCharCode((c >> 6) | 192);
                utftext += String.fromCharCode((c & 63) | 128);
            }
            else {
                utftext += String.fromCharCode((c >> 12) | 224);
                utftext += String.fromCharCode(((c >> 6) & 63) | 128);
                utftext += String.fromCharCode((c & 63) | 128);
            }
        }
        return utftext;
    },
    _utf8_decode : function (utftext) {
        var string = "";
        var i = 0;
        var c = c1 = c2 = 0;
        while ( i < utftext.length ) {
            c = utftext.charCodeAt(i);
            if (c < 128) {
                string += String.fromCharCode(c);
                i++;
            }
            else if((c > 191) && (c < 224)) {
                c2 = utftext.charCodeAt(i+1);
                string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
                i += 2;
            }
            else {
                c2 = utftext.charCodeAt(i+1);
                c3 = utftext.charCodeAt(i+2);
                string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
                i += 3;
            }
        }
        return string;
    }
}
function tXHR(){
    if(typeof XMLHttpRequest != "undefined"){
        return new XMLHttpRequest();
    }else if(window.ActiveXObject){
        var XMLHRVer=["Microsoft.XMLHttp","MSXML2.XMLHttp.5.0","MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0","MSXML2.XMLHttp.2.0"];
        for(var i=0;i<XMLHRVer.length;i++){
            try{
                var oXmlHttp=new ActiveXObject(XMLHRVer[i]);
                return oXmlHttp;
            }catch(e){}
        }
    }
}
function tAjax(surl,OP){
    var tR=tXHR();
    if(typeof tR=="undefined"){
        return ;
    }
    var url=surl;
    var method=(OP.method || 'POST').toUpperCase(); 
    var parametes=OP.parametes || null; 
    var headers=OP.headers || {};   
    var onL=OP.onL || function (){}; 
    var onC=OP.onC || function (){}; 
    var onS=OP.onS || function (){}; 
    var onF=OP.onF || function (){};
    if(method=='GET' && parametes != null){
        if(url.indexOf('?')>-1){
            url+='&'+parametes;
        }else{
            url+='?'+parametes;
        }
        parametes=null;
    }
    tR.open(method,url,true);
    tR.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
    for(var name in headers){ 
        tR.setRequestHeader(name,headers[name]);
    }
    tR.onreadystatechange=function (who){
        if(tR.readyState==1){
            onL(tR);
        }
        if(tR.readyState==4){
            onC(tR);
            if(tR.status && tR.status>=200 && tR.status<300){
                onS(tR);
            }else{
                onF(tR);
            }
        }
    }
    tR.send(parametes);
}

var Timestamp=parseInt(new Date().getTime()/1000)+8*60*60;
if(parseInt(AYCMS_tohtml_info['cache_datetime'])+parseInt(AYCMS_tohtml_info['htmltime'])<=Timestamp){
    var OP={
        method:'post',
        parametes:"updatehtml=1",
        onS:function(t){
        //alert(t.responseText)
        }
    }
    tAjax(Base64.decode(AYCMS_tohtml_info['url']),OP);
}